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267 lines
10 KiB
267 lines
10 KiB
/* |
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Copyright (c) 2012, Broadcom Europe Ltd |
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All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
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modification, are permitted provided that the following conditions are met: |
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* Redistributions of source code must retain the above copyright |
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notice, this list of conditions and the following disclaimer. |
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* Redistributions in binary form must reproduce the above copyright |
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notice, this list of conditions and the following disclaimer in the |
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documentation and/or other materials provided with the distribution. |
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* Neither the name of the copyright holder nor the |
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names of its contributors may be used to endorse or promote products |
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derived from this software without specific prior written permission. |
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY |
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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#include <stdlib.h> |
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#include <string.h> |
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#include "containers/core/containers_private.h" |
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#include "containers/core/containers_io_helpers.h" |
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#include "containers/core/containers_utils.h" |
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#include "containers/core/containers_logging.h" |
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/****************************************************************************** |
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Defines. |
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******************************************************************************/ |
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#define DEFAULT_BLOCK_SIZE (1024*16) |
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/* Work-around for JPEG because our decoder expects that much at the start */ |
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#define DEFAULT_JPEG_BLOCK_SIZE (1024*80) |
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/****************************************************************************** |
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Type definitions |
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******************************************************************************/ |
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typedef struct VC_CONTAINER_MODULE_T |
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{ |
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VC_CONTAINER_TRACK_T *track; |
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unsigned int default_block_size; |
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unsigned int block_size; |
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bool init; |
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VC_CONTAINER_STATUS_T status; |
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} VC_CONTAINER_MODULE_T; |
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static struct |
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{ |
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const char *ext; |
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VC_CONTAINER_ES_TYPE_T type; |
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VC_CONTAINER_FOURCC_T codec; |
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} extension_to_format_table[] = |
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{ |
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/* Audio */ |
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{"mp3", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_MPGA}, |
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{"aac", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_MP4A}, |
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{"adts", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_MP4A}, |
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{"ac3", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_AC3}, |
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{"ec3", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_EAC3}, |
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{"amr", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_AMRNB}, |
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{"awb", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_AMRWB}, |
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{"evrc", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_EVRC}, |
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{"dts", VC_CONTAINER_ES_TYPE_AUDIO, VC_CONTAINER_CODEC_DTS}, |
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/* Video */ |
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{"m1v", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_MP1V}, |
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{"m2v", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_MP2V}, |
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{"m4v", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_MP4V}, |
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{"mp4v", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_MP4V}, |
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{"h263", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_H263}, |
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{"263", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_H263}, |
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{"h264", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_H264}, |
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{"264", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_H264}, |
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{"mvc", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_MVC}, |
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{"vc1l", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_WVC1}, |
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/* Image */ |
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{"gif", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_GIF}, |
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{"jpg", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_JPEG}, |
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{"jpeg", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_JPEG}, |
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{"png", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_PNG}, |
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{"ppm", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_PPM}, |
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{"tga", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_TGA}, |
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{"bmp", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_BMP}, |
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{"bin", 0, 0}, |
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{0, 0, 0} |
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}; |
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static struct |
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{ |
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const char *ext; |
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VC_CONTAINER_ES_TYPE_T type; |
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VC_CONTAINER_FOURCC_T codec; |
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} bin_extension_to_format_table[] = |
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{ |
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{"m4v.bin", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_MP4V}, |
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{"263.bin", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_H263}, |
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{"264.bin", VC_CONTAINER_ES_TYPE_VIDEO, VC_CONTAINER_CODEC_H264}, |
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{0, 0, 0} |
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}; |
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/****************************************************************************** |
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Function prototypes |
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******************************************************************************/ |
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VC_CONTAINER_STATUS_T binary_reader_open( VC_CONTAINER_T * ); |
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/****************************************************************************** |
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Local Functions |
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******************************************************************************/ |
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/***************************************************************************** |
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Functions exported as part of the Container Module API |
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*****************************************************************************/ |
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static VC_CONTAINER_STATUS_T binary_reader_read( VC_CONTAINER_T *p_ctx, |
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VC_CONTAINER_PACKET_T *packet, uint32_t flags ) |
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{ |
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VC_CONTAINER_MODULE_T *module = p_ctx->priv->module; |
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unsigned int size; |
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if(module->status != VC_CONTAINER_SUCCESS) |
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return module->status; |
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if(!module->block_size) |
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{ |
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module->block_size = module->default_block_size; |
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module->init = 0; |
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} |
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packet->size = module->block_size; |
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packet->dts = packet->pts = VC_CONTAINER_TIME_UNKNOWN; |
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if(module->init) packet->dts = packet->pts = 0; |
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packet->track = 0; |
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packet->flags = 0; |
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if(flags & VC_CONTAINER_READ_FLAG_SKIP) |
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{ |
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size = SKIP_BYTES(p_ctx, module->block_size); |
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module->block_size -= size; |
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module->status = STREAM_STATUS(p_ctx); |
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return module->status; |
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} |
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if(flags & VC_CONTAINER_READ_FLAG_INFO) |
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return VC_CONTAINER_SUCCESS; |
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size = MIN(module->block_size, packet->buffer_size); |
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size = READ_BYTES(p_ctx, packet->data, size); |
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module->block_size -= size; |
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packet->size = size; |
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module->status = size ? VC_CONTAINER_SUCCESS : STREAM_STATUS(p_ctx); |
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return module->status; |
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} |
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/*****************************************************************************/ |
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static VC_CONTAINER_STATUS_T binary_reader_seek( VC_CONTAINER_T *p_ctx, int64_t *offset, |
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VC_CONTAINER_SEEK_MODE_T mode, VC_CONTAINER_SEEK_FLAGS_T flags) |
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{ |
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VC_CONTAINER_MODULE_T *module = p_ctx->priv->module; |
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VC_CONTAINER_PARAM_UNUSED(module); |
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VC_CONTAINER_PARAM_UNUSED(offset); |
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VC_CONTAINER_PARAM_UNUSED(mode); |
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VC_CONTAINER_PARAM_UNUSED(flags); |
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return VC_CONTAINER_ERROR_UNSUPPORTED_OPERATION; |
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} |
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/*****************************************************************************/ |
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static VC_CONTAINER_STATUS_T binary_reader_close( VC_CONTAINER_T *p_ctx ) |
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{ |
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VC_CONTAINER_MODULE_T *module = p_ctx->priv->module; |
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for(; p_ctx->tracks_num > 0; p_ctx->tracks_num--) |
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vc_container_free_track(p_ctx, p_ctx->tracks[p_ctx->tracks_num-1]); |
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free(module); |
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return VC_CONTAINER_SUCCESS; |
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} |
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/*****************************************************************************/ |
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VC_CONTAINER_STATUS_T binary_reader_open( VC_CONTAINER_T *p_ctx ) |
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{ |
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const char *extension = vc_uri_path_extension(p_ctx->priv->uri); |
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VC_CONTAINER_MODULE_T *module = 0; |
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VC_CONTAINER_STATUS_T status = VC_CONTAINER_ERROR_FORMAT_INVALID; |
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VC_CONTAINER_ES_TYPE_T es_type = 0; |
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VC_CONTAINER_FOURCC_T codec = 0; |
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unsigned int i; |
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/* Check if the user has specified a container */ |
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vc_uri_find_query(p_ctx->priv->uri, 0, "container", &extension); |
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/* Check if the extension is supported */ |
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if(!extension || !vc_uri_path(p_ctx->priv->uri)) |
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return VC_CONTAINER_ERROR_FORMAT_NOT_SUPPORTED; |
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for(i = 0; extension_to_format_table[i].ext; i++) |
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{ |
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if(strcasecmp(extension, extension_to_format_table[i].ext)) |
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continue; |
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es_type = extension_to_format_table[i].type; |
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codec = extension_to_format_table[i].codec; |
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break; |
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} |
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if(!extension_to_format_table[i].ext) return VC_CONTAINER_ERROR_FORMAT_NOT_SUPPORTED; |
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/* If this a .bin file we look in our bin list */ |
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for(i = 0; !codec && bin_extension_to_format_table[i].ext; i++) |
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{ |
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if(!strstr(vc_uri_path(p_ctx->priv->uri), bin_extension_to_format_table[i].ext) && |
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!strstr(extension, bin_extension_to_format_table[i].ext)) |
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continue; |
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es_type = bin_extension_to_format_table[i].type; |
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codec = bin_extension_to_format_table[i].codec; |
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break; |
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} |
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if(!codec) return VC_CONTAINER_ERROR_FORMAT_NOT_SUPPORTED; |
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/* Allocate our context */ |
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module = malloc(sizeof(*module)); |
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if(!module) { status = VC_CONTAINER_ERROR_OUT_OF_MEMORY; goto error; } |
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memset(module, 0, sizeof(*module)); |
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p_ctx->priv->module = module; |
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p_ctx->tracks_num = 1; |
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p_ctx->tracks = &module->track; |
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p_ctx->tracks[0] = vc_container_allocate_track(p_ctx, 0); |
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if(!p_ctx->tracks[0]) return VC_CONTAINER_ERROR_OUT_OF_MEMORY; |
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p_ctx->tracks[0]->format->es_type = es_type; |
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p_ctx->tracks[0]->format->codec = codec; |
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p_ctx->tracks[0]->is_enabled = true; |
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module->default_block_size = DEFAULT_BLOCK_SIZE; |
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if(codec == VC_CONTAINER_CODEC_JPEG) |
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module->default_block_size = DEFAULT_JPEG_BLOCK_SIZE; |
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module->block_size = module->default_block_size; |
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module->init = 1; |
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/* |
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* We now have all the information we really need to start playing the stream |
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*/ |
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p_ctx->priv->pf_close = binary_reader_close; |
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p_ctx->priv->pf_read = binary_reader_read; |
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p_ctx->priv->pf_seek = binary_reader_seek; |
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return VC_CONTAINER_SUCCESS; |
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error: |
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LOG_DEBUG(p_ctx, "binary: error opening stream (%i)", status); |
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return status; |
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} |
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/******************************************************************************** |
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Entrypoint function |
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********************************************************************************/ |
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#if !defined(ENABLE_CONTAINERS_STANDALONE) && defined(__HIGHC__) |
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# pragma weak reader_open binary_reader_open |
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#endif
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